Converting Recurring Decimals to Fractions

Converting Recurring Decimals to Fractions

Assessment

Interactive Video

Mathematics, Science

10th Grade - University

Hard

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The video tutorial explains recurring decimals, which are decimals that repeat indefinitely after a certain point, and how to convert them into fractions. It covers simple conversions for single, double, and triple-digit recurring decimals using fractions like x/9, xy/99, and xyz/999. For more complex recurring decimals, the tutorial demonstrates creating equations to eliminate the repeating part by multiplying and subtracting, ultimately simplifying the result into a fraction. The process involves labeling the original decimal, moving the recurring part, and solving the resulting equation.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a recurring decimal?

A decimal that repeats indefinitely after a certain point

A decimal that ends after a few digits

A decimal that is always less than 1

A decimal that changes randomly

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is a single-digit recurring decimal converted into a fraction?

x/100

x/99

x/9

x/10

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What fraction represents the recurring decimal 0.841?

841/9

841/999

841/99

841/1000

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in converting a complex recurring decimal to a fraction?

Multiply to bring the recurring part to the decimal point

Add a constant to the decimal

Divide by 10

Subtract the recurring part

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After eliminating the recurring decimal, what is the next step in the conversion process?

Divide by the original decimal

Simplify the resulting fraction

Multiply by another 10

Add the recurring decimal back